Home / 22,102.16-30,500.96-12,030.59

Finding the Fourth Proportional to 22,102.16, 30,500.96 and 12,030.59

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Solution

The fourth proportional to 22,102.16, 30,500.96 and 12,030.59 is: 16,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.16 : 30,500.96 = 12,030.59 : x
  2. Step 2: Convert to fraction form
    22,102.16/30,500.96 = 12,030.59/x
  3. Step 3: Cross multiply
    22,102.16x = 30,500.96 × 12,030.59
  4. Step 4: Simplify right side
    22,102.16x = 366,944,331.71
  5. Step 5: Solve for x
    x = 366,944,331.71/22,102.16
  6. Step 6: Final answer
    x = 16,602.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.